Seismic migration imaging is an important component to seismic data processing.
地震偏移成像是地震资料处理的重要组成部分。
Simultaneously, a migration imaging technique using the whole MT observed frequency bands information was realized.
同时实现了可包含所有观测频率信息的全频段MT偏移成像技术。
The study about migration imaging method in electromagnetic sounding is the focus and the advanced subject in the field.
瞬变电磁测深的偏移成像方法技术的研究,是目前在该领域研究的焦点和前沿课题。
Prestack time migration processing is an application technology of combination of theory and experience. Each stage will have an impact on migration imaging.
叠前时间偏移是一项理论与经验紧密结合的应用技术,处理过程中每一环节均会对成像产生影响。
This paper has made some searching in Complex structure fine pre-stack processing and pre-stack migration imaging, and has achieved some results.
本文就这两个问题,在复杂构造叠前精细处理、复杂构造叠前偏移成像等方面开展了一些探索,取得了一定的效果。
Theoretical analysis shows that near field 3-d range migration imaging technique can reduce computational complexity in much degree by contrast with back propagation algorithm.
理论分析表明:近场三维距离偏移算法与后向投影算法相比,能在较大程度上减少运算量。
The conventional velocity analysis does not consider the influence of the NMO velocity varying with offset, making the results not ideal, leading to a poor stacking and migration imaging.
由于动校正速度是随偏移距变化而变化的,而常规速度分析并没有考虑这一因素,动校正效果往往不是很理想,从而影响资料的叠加和成像效果。
The main parameters that effect horizontal resolution of migration imaging were identified as medium velocity, dominant frequency of seismic wavelet and aperture Angle of migration processing.
结果表明,影响偏移成像水平分辨率的主要参数是介质速度、地震子波主频和偏移处理的孔径角。
The main parameters that effect horizontal resolution of migration imaging were identified as medium velocity, dominant frequency of seismic wavelet and aperture Angle of migration processing.
结果表明,影响偏移成像水平分辨率的主要参数是介质速度、地震子波主频和偏移处理的孔径角。
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